/**
* This class contains the Admins helper class declaration, along with the "Admins" tab
* event handlers. By deviding the backend/users tab functionality into separate files
* it is easier to maintain the code.
*
* @class AdminsHelper
*/
var AdminsHelper = function() {
this.filterResults = {}; // Store the results for later use.
};
/**
* Bind the event handlers for the backend/users "Admins" tab.
*/
AdminsHelper.prototype.bindEventHandlers = function() {
/**
* Event: Filter Admins Form "Sumbit"
*
* Filter the admin records with the given key string.
*/
$('#filter-admins form').submit(function() {
event.preventDefault();
var key = $('#filter-admins .key').val();
$('#filter-admins .selected-row').removeClass('selected-row');
BackendUsers.helper.resetForm();
BackendUsers.helper.filter(key);
});
/**
* Event: Clear Filter Results Button "Click"
*/
$('#filter-admins .clear').click(function() {
BackendUsers.helper.filter('');
$('#filter-admins .key').val('');
});
/**
* Event: Filter Admin Row "Click"
*
* Display the selected admin data to the user.
*/
$(document).on('click', '.admin-row', function() {
if ($('#filter-admins .filter').prop('disabled')) {
$('#filter-admins .results').css('color', '#AAA');
return; // exit because we are currently on edit mode
}
var adminId = $(this).attr('data-id');
var admin = {};
$.each(BackendUsers.helper.filterResults, function(index, item) {
if (item.id === adminId) {
admin = item;
return false;
}
});
BackendUsers.helper.display(admin);
$('#filter-admins .selected-row').removeClass('selected-row');
$(this).addClass('selected-row');
$('#edit-admin, #delete-admin').prop('disabled', false);
});
/**
* Event: Add New Admin Button "Click"
*/
$('#add-admin').click(function() {
BackendUsers.helper.resetForm();
$('#admins .add-edit-delete-group').hide();
$('#admins .save-cancel-group').show();
$('#admins .details').find('input, textarea').prop('readonly', false);
$('#admin-password, #admin-password-confirm').addClass('required');
$('#admin-notifications').prop('disabled', false);
$('#filter-admins button').prop('disabled', true);
$('#filter-admins .results').css('color', '#AAA');
});
/**
* Event: Edit Admin Button "Click"
*/
$('#edit-admin').click(function() {
$('#admins .add-edit-delete-group').hide();
$('#admins .save-cancel-group').show();
$('#admins .details').find('input, textarea').prop('readonly', false);
$('#admin-password, #admin-password-confirm').removeClass('required');
$('#admin-notifications').prop('disabled', false);
$('#filter-admins .filter').prop('disabled', true);
$('#filter-admins .results').css('color', '#AAA');
});
/**
* Event: Delete Admin Button "Click"
*/
$('#delete-admin').click(function() {
var adminId = $('#admin-id').val();
var messageBtns = {
'Delete': function() {
BackendUsers.helper.delete(adminId);
$('#message_box').dialog('close');
},
'Cancel': function() {
$('#message_box').dialog('close');
}
};
GeneralFunctions.displayMessageBox('Delete Admin', 'Are you sure that you want '
+ 'to delete this record? This action cannot be undone.', messageBtns);
});
/**
* Event: Save Admin Button "Click"
*/
$('#save-admin').click(function() {
var admin = {
'first_name': $('#admin-first-name').val(),
'last_name': $('#admin-last-name').val(),
'email': $('#admin-email').val(),
'mobile_number': $('#admin-mobile-number').val(),
'phone_number': $('#admin-phone-number').val(),
'address': $('#admin-address').val(),
'city': $('#admin-city').val(),
'state': $('#admin-state').val(),
'zip_code': $('#admin-zip-code').val(),
'notes': $('#admin-notes').val(),
'settings': {
'username': $('#admin-username').val(),
'notifications': $('#admin-notifications').hasClass('active')
}
};
// Include password if changed.
if ($('#admin-password').val() !== '') {
admin.settings.password = $('#admin-password').val();
}
// Include id if changed.
if ($('#admin-id').val() !== '') {
admin.id = $('#admin-id').val();
}
if (!BackendUsers.helper.validate(admin)) return;
BackendUsers.helper.save(admin);
});
/**
* Event: Cancel Admin Button "Click"
*
* Cancel add or edit of an admin record.
*/
$('#cancel-admin').click(function() {
var id = $('#admin-id').val();
BackendUsers.helper.resetForm();
if (id != '') {
BackendUsers.helper.select(id, true);
}
});
};
/**
* Save admin record to database.
*
* @param {object} admin Contains the admin record data. If an 'id' value is provided
* then the update operation is going to be executed.
*/
AdminsHelper.prototype.save = function(admin) {
////////////////////////////////////////////
//console.log('Admin data to save:', admin);
////////////////////////////////////////////
var postUrl = GlobalVariables.baseUrl + 'backend_api/ajax_save_admin';
var postData = { 'admin': JSON.stringify(admin) };
$.post(postUrl, postData, function(response) {
////////////////////////////////////////////////
//console.log('Save Admin Response:', response);
////////////////////////////////////////////////
if (!GeneralFunctions.handleAjaxExceptions(response)) return;
Backend.displayNotification('Admin saved successfully!');
BackendUsers.helper.resetForm();
$('#filter-admins .key').val('');
BackendUsers.helper.filter('', response.id, true);
}, 'json');
};
/**
* Delete an admin record from database.
*
* @param {int} id Record id to be deleted.
*/
AdminsHelper.prototype.delete = function(id) {
var postUrl = GlobalVariables.baseUrl + 'backend_api/ajax_delete_admin';
var postData = { 'admin_id': id };
$.post(postUrl, postData, function(response) {
//////////////////////////////////////////////////
//console.log('Delete admin response:', response);
//////////////////////////////////////////////////
if (!GeneralFunctions.handleAjaxExceptions(response)) return;
Backend.displayNotification('Admin deleted successfully!');
BackendUsers.helper.resetForm();
BackendUsers.helper.filter($('#filter-admins .key').val());
}, 'json');
};
/**
* Validates an admin record.
*
* @param {object} admin Contains the admin data to be validated.
* @returns {bool} Returns the validation result.
*/
AdminsHelper.prototype.validate = function(admin) {
$('#admins .required').css('border', '');
$('#admin-password, #admin-password-confirm').css('border', '');
try {
// Validate required fields.
var missingRequired = false;
$('#admins .required').each(function() {
if ($(this).val() == '' || $(this).val() == undefined) {
$(this).css('border', '2px solid red');
missingRequired = true;
}
});
if (missingRequired) {
throw 'Fields with * are required.';
}
// Validate passwords.
if ($('#admin-password').val() != $('#admin-password-confirm').val()) {
$('#admin-password, #admin-password-confirm').css('border', '2px solid red');
throw 'Passwords mismatch!';
}
if ($('#admin-password').val().length < BackendUsers.MIN_PASSWORD_LENGTH
&& $('#admin-password').val() != '') {
$('#admin-password, #admin-password-confirm').css('border', '2px solid red');
throw 'Password must be at least ' + BackendUsers.MIN_PASSWORD_LENGTH
+ ' characters long.';
}
// Validate user email.
if (!GeneralFunctions.validateEmail($('#admin-email').val())) {
$('#admin-email').css('border', '2px solid red');
throw 'Invalid email address!';
}
return true;
} catch(exc) {
$('#admins .form-message').text(exc);
$('#admins .form-message').show();
return false;
}
};
/**
* Resets the admin form back to its initial state.
*/
AdminsHelper.prototype.resetForm = function() {
$('#admins .add-edit-delete-group').show();
$('#admins .save-cancel-group').hide();
$('#admins .details').find('input, textarea').prop('readonly', true);
$('#admins .form-message').hide();
$('#admin-notifications').prop('disabled', true);
$('#admins .required').css('border', '');
$('#admin-password, #admin-password-confirm').css('border', '');
$('#admins .details').find('input, textarea').val('');
$('#admin-notifications').removeClass('active');
$('#edit-admin, #delete-admin').prop('disabled', true);
$('#filter-admins .selected-row').removeClass('selected-row');
$('#filter-admins button').prop('disabled', false);
$('#filter-admins .results').css('color', '');
};
/**
* Display a admin record into the admin form.
*
* @param {object} admin Contains the admin record data.
*/
AdminsHelper.prototype.display = function(admin) {
$('#admin-id').val(admin.id);
$('#admin-first-name').val(admin.first_name);
$('#admin-last-name').val(admin.last_name);
$('#admin-email').val(admin.email);
$('#admin-mobile-number').val(admin.mobile_number);
$('#admin-phone-number').val(admin.phone_number);
$('#admin-address').val(admin.address);
$('#admin-city').val(admin.city);
$('#admin-state').val(admin.state);
$('#admin-zip-code').val(admin.zip_code);
$('#admin-notes').val(admin.notes);
$('#admin-username').val(admin.settings.username);
if (admin.settings.notifications == true) {
$('#admin-notifications').addClass('active');
} else {
$('#admin-notifications').removeClass('active');
}
};
/**
* Filters admin records depending a key string.
*
* @param {string} key This string is used to filter the admin records of the database.
* @param {numeric} selectId (OPTIONAL = undefined) This record id will be selected when
* the filter operation is finished.
* @param {bool} display (OPTIONAL = false) If true the selected record data are going
* to be displayed on the details column (requires a selected record though).
*/
AdminsHelper.prototype.filter = function(key, selectId, display) {
if (display == undefined) display = false;
var postUrl = GlobalVariables.baseUrl + 'backend_api/ajax_filter_admins';
var postData = { 'key': key };
$.post(postUrl, postData, function(response) {
///////////////////////////////////////////////////
//console.log('Filter admins response:', response);
///////////////////////////////////////////////////
if (!GeneralFunctions.handleAjaxExceptions(response)) return;
BackendUsers.helper.filterResults = response;
$('#filter-admins .results').data('jsp').destroy();
$('#filter-admins .results').html('');
$.each(response, function(index, admin) {
var html = AdminsHelper.prototype.getFilterHtml(admin);
$('#filter-admins .results').append(html);
});
$('#filter-admins .results').jScrollPane({ mouseWheelSpeed: 70 });
if (response.length == 0) {
$('#filter-admins .results').html('<em>No results found ...</em>')
}
if (selectId != undefined) {
BackendUsers.helper.select(selectId, display);
}
}, 'json');
};
/**
* Get an admin row html code that is going to be displayed on the filter results list.
*
* @param {object} admin Contains the admin record data.
* @returns {string} The html code that represents the record on the filter results list.
*/
AdminsHelper.prototype.getFilterHtml = function(admin) {
var html =
'<div class="admin-row" data-id="' + admin.id + '">' +
'<strong>' + admin.first_name + ' ' + admin.last_name + '</strong><br>' +
admin.email + ', ' + admin.mobile_number + ', ' + admin.phone_number + '<br>' +
'</div><hr>';
return html;
};
/**
* Select a specific record from the current filter results. If the admin id does not exist
* in the list then no record will be selected.
*
* @param {numeric} id The record id to be selected from the filter results.
* @param {bool} display (OPTIONAL = false) If true then the method will display the record
* on the form.
*
* @task The selected row must always be visible (even if a vertical scroll bar is used to
* navigate through the filter results).
*/
AdminsHelper.prototype.select = function(id, display) {
if (display == undefined) display = false;
$('#filter-admins .selected-row').removeClass('selected-row');
$('.admin-row').each(function() {
if ($(this).attr('data-id') == id) {
$(this).addClass('selected-row');
return false;
}
});
if (display) {
$.each(BackendUsers.helper.filterResults, function(index, admin) {
if (admin.id == id) {
BackendUsers.helper.display(admin);
$('#edit-admin, #delete-admin').prop('disabled', false);
return false;
}
});
}
};